# Scrapy settings for jobs project
#
# For simplicity, this file contains only settings considered important or
# commonly used. You can find more settings consulting the documentation:
#
#     https://docs.scrapy.org/en/latest/topics/settings.html
#     https://docs.scrapy.org/en/latest/topics/downloader-middleware.html
#     https://docs.scrapy.org/en/latest/topics/spider-middleware.html
import sys
from importlib import import_module
from pathlib import Path

BOT_NAME = "jobs"

SPIDER_MODULES = ["jobs.spiders"]
NEWSPIDER_MODULE = "jobs.spiders"

# Crawl responsibly by identifying yourself (and your website) on the user-agent
# USER_AGENT = "jobs (+http://www.yourdomain.com)"

# Obey robots.txt rules
ROBOTSTXT_OBEY = False

# Configure maximum concurrent requests performed by Scrapy (default: 16)
# CONCURRENT_REQUESTS = 32

# Configure a delay for requests for the same website (default: 0)
# See https://docs.scrapy.org/en/latest/topics/settings.html#download-delay
# See also autothrottle settings and docs
# DOWNLOAD_DELAY = 3
# The download delay setting will honor only one of:
# CONCURRENT_REQUESTS_PER_DOMAIN = 16
# CONCURRENT_REQUESTS_PER_IP = 16

# Disable cookies (enabled by default)
# COOKIES_ENABLED = False

# Disable Telnet Console (enabled by default)
# TELNETCONSOLE_ENABLED = False

# Override the default request headers:
# DEFAULT_REQUEST_HEADERS = headers = {
# }

# Enable or disable spider middlewares
# See https://docs.scrapy.org/en/latest/topics/spider-middleware.html
SPIDER_MIDDLEWARES = {
    "jobs.middlewares.JobsSpiderMiddleware": 543,
    "scrapy.downloadermiddlewares.useragent.UserAgentMiddleware": None,  # 为 None 失效
    "components.middlewares.downloadmiddlewares.public.error_collector.ErrorCollectorMiddleware": 552,
}

# Enable or disable downloader middlewares
# See https://docs.scrapy.org/en/latest/topics/downloader-middleware.html
DOWNLOADER_MIDDLEWARES = {
    "jobs.middlewares.JobsDownloaderMiddleware": 543,
    "scrapy.downloadermiddlewares.retry.RetryMiddleware": None,  # 为 None 失效
    'scrapy.downloadermiddlewares.redirect.RedirectMiddleware': None,  # 为 None 失效
}

# Enable or disable extensions
# See https://docs.scrapy.org/en/latest/topics/extensions.html
EXTENSIONS = {
    "scrapy.extensions.telnet.TelnetConsole": None,
}

# Configure item pipelines
# See https://docs.scrapy.org/en/latest/topics/item-pipeline.html
ITEM_PIPELINES = {
    "jobs.pipelines.JobsPipeline": 300,
}

# Enable and configure the AutoThrottle extension (disabled by default)
# See https://docs.scrapy.org/en/latest/topics/autothrottle.html
# AUTOTHROTTLE_ENABLED = True
# The initial download delay
# AUTOTHROTTLE_START_DELAY = 5
# The maximum download delay to be set in case of high latencies
# AUTOTHROTTLE_MAX_DELAY = 60
# The average number of requests Scrapy should be sending in parallel to
# each remote server
# AUTOTHROTTLE_TARGET_CONCURRENCY = 1.0
# Enable showing throttling stats for every response received:
# AUTOTHROTTLE_DEBUG = False

# Enable and configure HTTP caching (disabled by default)
# See https://docs.scrapy.org/en/latest/topics/downloader-middleware.html#httpcache-middleware-settings
# HTTPCACHE_ENABLED = True
# HTTPCACHE_EXPIRATION_SECS = 0
# HTTPCACHE_DIR = "httpcache"
# HTTPCACHE_IGNORE_HTTP_CODES = []
# HTTPCACHE_STORAGE = "scrapy.extensions.httpcache.FilesystemCacheStorage"

# Set settings whose default value is deprecated to a future-proof value
REQUEST_FINGERPRINTER_IMPLEMENTATION = "2.7"
TWISTED_REACTOR = "twisted.internet.asyncioreactor.AsyncioSelectorReactor"
FEED_EXPORT_ENCODING = "utf-8"

LOG_ENABLE = False
DOWNLOAD_TIMEOUT = 22
DEPTH_PRIORITY = 1
DEFAULT_ITEM_CLASS = "components.custom_item.CustomItem"
sys.path.append(Path(__file__).as_posix().split("scrapy_spider")[0] + "/scrapy_spider")

SETTING_MODULES = {
    "components.settings.private.net_robot_mysql_settings": 0,  # mysql 设置
    "components.settings.private.wfq_dev_redis_settings": 0,  # redis 设置
    "components.settings.public.log_collector_settings": 0,
    "project_setting": 1,
    "components.settings.public.logger_settings": 1,
}

SETTING_MODULES = dict(sorted(SETTING_MODULES.items(), key=lambda x: x[1]))

for module in SETTING_MODULES.keys():
    module = import_module(module)
    for config in dir(module):
        if config == config.upper():
            locals()[config] = getattr(module, config)

MEMUSAGE_LIMIT_MB = 1024 * 8
MEMUSAGE_NOTIFY_MAIL = ['wangkai@weifengqi18.com']
